{"id":"CVE-2020-3951","aliases":["EUVD-2020-25216","GHSA-gj73-m2qr-829r"],"status":"published","title":"VMware Workstation (15.x before 15.5.2) and Horizon Client for Windows (5.x and prior before 5.4...","description":"VMware Workstation (15.x before 15.5.2) and Horizon Client for Windows (5.x and prior before 5.4.0) contain a denial-of-service vulnerability due to a heap-overflow issue in Cortado Thinprint. Attackers with non-administrative access to a guest VM with virtual printing enabled may exploit this issue to create a denial-of-service condition of the Thinprint service running on the system where Workstation or Horizon Client is installed.","severity":{"version":"3.1","score":3.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L","level":"low","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00274,"percentile":0.19976,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2020-03-17T18:41:49Z","modified":"2026-06-17T03:19:19Z","products":[{"vendor":"vmware","product":"horizon_client"},{"vendor":"vmware","product":"workstation"}],"references":[{"url":"https://www.vmware.com/security/advisories/VMSA-2020-0005.html","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-3951"},{"url":"https://github.com/advisories/GHSA-gj73-m2qr-829r"}],"sources":{"cve":[{"id":"CVE-2020-3951","description":"VMware Workstation (15.x before 15.5.2) and Horizon Client for Windows (5.x and prior before 5.4.0) contain a denial-of-service vulnerability due to a heap-overflow issue in Cortado Thinprint. Attackers with non-administrative access to a guest VM with virtual printing enabled may exploit this issue to create a denial-of-service condition of the Thinprint service running on the system where Workstation or Horizon Client is installed.","status":"published","published":"2020-03-17T18:41:49Z","modified":"2024-08-04T07:52:19.833Z","updated_at":"2026-11-02T14:35:51.923913Z"}],"euvd":[{"id":"EUVD-2020-25216","description":"VMware Workstation (15.x before 15.5.2) and Horizon Client for Windows (5.x and prior before 5.4.0) contain a denial-of-service vulnerability due to a heap-overflow issue in Cortado Thinprint. Attackers with non-administrative access to a guest VM with virtual printing enabled may exploit this issue to create a denial-of-service condition of the Thinprint service running on the system where Workstation or Horizon Client is installed.","status":"published","published":"2020-03-17T18:41:49Z","modified":"2024-08-04T07:52:19Z","updated_at":"2026-11-03T03:08:08.458165Z"}],"ghsa":[{"id":"GHSA-gj73-m2qr-829r","title":"VMware Workstation (15.x before 15.5.2) and Horizon Client for Windows (5.x and prior before 5.4...","description":"VMware Workstation (15.x before 15.5.2) and Horizon Client for Windows (5.x and prior before 5.4.0) contain a denial-of-service vulnerability due to a heap-overflow issue in Cortado Thinprint. Attackers with non-administrative access to a guest VM with virtual printing enabled may exploit this issue to create a denial-of-service condition of the Thinprint service running on the system where Workstation or Horizon Client is installed.","status":"published","published":"2022-05-24T17:11:44Z","modified":"2023-01-29T05:01:45Z","updated_at":"2026-11-02T14:44:54.429174Z"}],"nvd":[{"id":"CVE-2020-3951","description":"VMware Workstation (15.x before 15.5.2) and Horizon Client for Windows (5.x and prior before 5.4.0) contain a denial-of-service vulnerability due to a heap-overflow issue in Cortado Thinprint. Attackers with non-administrative access to a guest VM with virtual printing enabled may exploit this issue to create a denial-of-service condition of the Thinprint service running on the system where Workstation or Horizon Client is installed.","status":"published","published":"2020-03-17T19:15:12.097Z","modified":"2026-06-17T03:19:19.13Z","cvss":[{"version":"3.1","score":3.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L","level":"low","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:05:56.580228Z"}]}}